Receiving this message when a user from a domain that ends in .ws sends us email.
2018-10-26T13:46:50-04:00 failed to deliver: 554 5.7.1 <*****@****summit.ws>: Sender address rejected: US senders only
What can I do to remedy this issue within the shell?
Search found 1 match
- 26 Oct 2018 17:58
- Forum: How-to
- Topic: How to allow a NON US sender
- Replies: 2
- Views: 3317